Question: What is the ticker symbol for NEC which has Nagoya as Stock Exchange?
Paraphrase: On the Nagoya Stock Exchange, what is the stock ticker symbol for NEC?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q219203 p:P414 ?s . ?s ps:P414 wd:Q1188840 . ?s pq:P249 ?value}